- made nops() return unsigned instead of int

[ginac.git] / ginac / relational.cpp

diff --git a/ginac/relational.cpp b/ginac/relational.cpp
index 614c1629c11382ab66db911d07a5c02bcc9a59a1..5784c359561c5531ad1243c0580c6d88c2a8537f 100644 (file)
--- a/ginac/relational.cpp
+++ b/ginac/relational.cpp
@@ -3,7 +3,7 @@
  *  Implementation of relations between expressions */
 
 /*
- *  GiNaC Copyright (C) 1999 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2000 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -231,7 +231,7 @@ bool relational::info(unsigned inf) const
     return 0;
 }
 
-int relational::nops() const
+unsigned relational::nops() const
 {
     return 2;
 }